View 3 of ****It is used; it is unknown if any parts are missing or if it works 100%******WARMOASIS 220 CFM Crawl Space Vent Fan with Dehumidistat & Thermostat, Dual Knobs for Speed & Humidity Control, 3000 RPM, Reduces Indoor Radon, Humidity & Odors, High-Efficien

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View 1 of ****It is used; it is unknown if any parts are missing or if it works 100%******WARMOASIS 220 CFM Crawl Space Vent Fan with Dehumidistat & Thermostat, Dual Knobs for Speed & Humidity Control, 3000 RPM, Reduces Indoor Radon, Humidity & Odors, High-EfficienView 2 of ****It is used; it is unknown if any parts are missing or if it works 100%******WARMOASIS 220 CFM Crawl Space Vent Fan with Dehumidistat & Thermostat, Dual Knobs for Speed & Humidity Control, 3000 RPM, Reduces Indoor Radon, Humidity & Odors, High-EfficienView 3 of ****It is used; it is unknown if any parts are missing or if it works 100%******WARMOASIS 220 CFM Crawl Space Vent Fan with Dehumidistat & Thermostat, Dual Knobs for Speed & Humidity Control, 3000 RPM, Reduces Indoor Radon, Humidity & Odors, High-Efficien